BuildingCensus
D

142 East Ontario

Office in Chicago, IL · 142 E Ontario · 60611

ENERGY STAR score
44
band D · 2023
Site EUI
59.3
kBtu/ft²
GHG emissions
1,136
tCO₂e
GHG intensity
8.3
kgCO₂e/ft²
Floor area
137,050
sq ft
Year built
1986
vintage
◆ Loading map…
85–10070–8455–691–54
This entry + 6 nearby

Building Energy Use Benchmarking Ordinance · reporting year 2023

Benchmarking record

FieldValue
ENERGY STAR score44 (band D)
Site EUI59.3 kBtu/ft²
Source EUI165.9 kBtu/ft²
GHG emissions1,136 tCO₂e
GHG intensity8.3 kgCO₂e/ft²
Electricity2,379,916 kWh
Gross floor area137,050 sq ft
Source recordchicago:251224:2023

The disclosure history

Year over year

YearScoreΔSite EUIGHG emissions
2023latest44-459.3 kBtu/ft²1,136 tCO₂e
202248-1157.5 kBtu/ft²1,037 tCO₂e
202159-349.1 kBtu/ft²989 tCO₂e
202062-848.0 kBtu/ft²1,056 tCO₂e
201970+650.6 kBtu/ft²—
201864-1249.8 kBtu/ft²1,168 tCO₂e
201776+1857.8 kBtu/ft²1,507 tCO₂e
201658+674.9 kBtu/ft²1,947 tCO₂e
20155279.1 kBtu/ft²2,240 tCO₂e

Compliance context

Building Energy Use Benchmarking Ordinance

Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.

Program details →

Ownership

No owning organisation shown. Names of private individuals in the disclosure are not published here.

Own or manage this building? Claim it to correct the record and get compliance alerts.

Location

Address
142 E Ontario
State
Illinois
ZIP
60611
Coordinates
41.83826, -87.62186

Within ~1 km

Nearby benchmarked buildings

See also: most efficient in Chicago · biggest emitters

Frequently asked questions

What is 142 East Ontario's energy grade?

142 East Ontario scores 44 out of 100 on ENERGY STAR — band D (Lowest band (1–54)) — in its 2023 Chicago disclosure. Scores are national percentiles against similar buildings; 75+ qualifies for ENERGY STAR certification.

How much energy does 142 East Ontario use?

Its 2023 site energy-use intensity was 59.3 kBtu/ft² (165.9 kBtu/ft² source) across 137,050 sq ft, including 2,379,916 kWh of electricity.

What are 142 East Ontario's carbon emissions?

142 East Ontario reported 1,136 tCO₂e of greenhouse-gas emissions (8.3 kgCO₂e/ft²) for 2023. Covered buildings that fail to benchmark and report face fines of up to $100 plus $25 per day of violation under the ordinance.

Working with Chicago building benchmarking records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

Dataset updated . Source: Chicago Energy Benchmarking disclosure, record chicago:251224:2023.